Tennis

Is Caroline Wozniacki taking a swing at ex Rory McIlroy with this post?

Published Jul. 18, 2014 3:21 p.m. ET

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Jimmy Traina

What a difference an inch makes.

Wozniacki, who's listed at 5-foot-10, added this caption to her Instagram photo: "Out and about in Istanbul. It's been 3 years since I have worn heels on a normal day out. #feelsgood #looksgood #shopping #highheels #sun."

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